Instruction/ maintenance manual of the product GMD1-80N Thermo Products
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THERMO PRODUCT S, LLC. POST O FFICE BOX 217 NORTH JUDSON, IN 46366 PHONE: (574) 896- 2133 MG -505 ECN 4501-MA MADE IN USA GAS-FIRED FURNACE DOWN FLOW & DIRECT VENT (SEA LED COMBUSTION) MODELS: GMD1-80N INSTA LLA TION A ND SERVICE MA NUA L For installatio n in: 1.
All installations and ser vices must be performed by qualifie d service per sonnel. 1 I. SA FETY SECTION This page and the follow ing two pages contain various w arnings and cautions found throughout this furnace Service and Installation Manual. Please read and comply w ith the statement s on the cover and the stat ements below .
All installations and ser vices must be performed by qualifie d service per sonnel. 2 after turning off the gas supply. A final test for gas leakage must be made after purging the gas line. : DO NOT wet electronic components during the leak test. Wetting electronic components may damage circuitry and cause a hazardous situation.
All installations and ser vices must be performed by qualifie d service per sonnel. 3 This page and the follow ing page contain reproductions of the v a rious warning and instruction labels placed on the Thermo Pride Gas Furnace. Please read and comply w ith the contents of these labels.
All installations and ser vices must be performed by qualifie d service per sonnel. 4.
All installations and ser vices must be performed by qualifie d service per sonnel. 5 TA BLE OF CONTENTS SECTION B E G I N N I N G P A G E I. SAFETY SECTION 1 II. GENERAL INSTRUCTIONS AND CLEARANCES 6 III. FURNACE SPECIFICATIONS 8 IV. INSTALLATION 10 A .
All installations and ser vices must be performed by qualifie d service per sonnel. 6 II. GENERA L INSTRUCTIONS A ND CLEARA NCES NOTE: REA D THIS SECTION BEFORE STA RTING INSTA LLATION 1. This furnace is equi pped with orifices for operation w ith natural g as.
All installations and ser vices must be performed by qualifie d service per sonnel. 7 5. Definitions of "combustible" and "non-combusti ble" materials as presented in the 1999 vers ion of the National Fuel Gas Code , ANSI Z223.1-1999/NFPA 70-1999, are as follo ws: a.
All installations and ser vices must be performed by qualifie d service per sonnel. 8 III. FURNA CE SPECIFICA TIONS MODEL G M D 1 - 8 0 HEAT INPUT RA TE (BT UH) 80,00 0 HEATING CAPACITY ( BT UH) 65,000 BURNER ORIFICE-NAT. GA S (MM) 2.45 BURNER ORIFICE-PROP.
All installations and ser vices must be performed by qualifie d service per sonnel. 9 BLOWER DA TA MANUFACTURER: MORRIS ON PRODUCTS, INC. BLOW ER MODEL: 10-9, DIRE CT DRIVE NOMINAL M OT OR POW ER OUTPUT (HORSEPOW ER): 1/3 TYPICAL AIRFLOW @ SPECIFIED EX T ERNAL STATIC PRESSURES (SCFM @.
All installations and ser vices must be performed by qualifie d service per sonnel. 10 IV. INSTA LLA TION A . ROOF JA CK The roof jack assembly and accessori es must be listed by a nationall y recogniz ed testing ag ency for the appropriate heating f uel.
All installations and ser vices must be performed by qualifie d service per sonnel. 11 Combustible Floor Base Model: 70-BA SE Figure 1A Cottage B ase Model: 01COT-BA SE Figure 1B Coil Cabinet Model: C.
All installations and ser vices must be performed by qualifie d service per sonnel. 12 D. BASE INSTALLA T ION 1. Combustible Floor Base Model: 70-BASE Referring to Fi gure 1A, for applications using a combustion air channel and a supply air duct, use the base as a template to mar k the f loor opening locations.
All installations and ser vices must be performed by qualifie d service per sonnel. 13 If the combustion air passageway cannot terminate outside of the skirting or enclosure, a permanent opening with a minimum of 50 square inches of unobstructed infiltration (free area) for ventilation air must be provided for adequate combustion.
All installations and ser vices must be performed by qualifie d service per sonnel. 14 ? ? ? ? CA UTION: A permanent opening with a minimum of 50 square inches of unobstructed infiltration (free area) for ventilation and combustion air must be provided to the interior of the structure.
All installations and ser vices must be performed by qualifie d service per sonnel. 15 F. CLOSET INSTA LLA TION ? ? ? ? WA RNING: HAZARD OF ASPHYXIATION: A suction effect will occur when th e furnace is operating inside the closet with the closet door closed.
All installations and ser vices must be performed by qualifie d service per sonnel. 16 4. The total free area of openings in the floor or ceiling regi sters serving the return air system must be at least 350 sq uare inches.
All installations and ser vices must be performed by qualifie d service per sonnel. 17 Recommended material s f or the combustion air duct are smooth, round, galv anized steel duct or schedule 20 PVC pipe. The maximum intake duct leng th allowed is equiv alent to 40-feet of straight duct.
All installations and ser vices must be performed by qualifie d service per sonnel. 18 H. GA S PIPING : Because of the potential of the odorant to fade, a gas leak may not be detected by smell. If th is furnace is installed below grade, contact your gas supplier for a gas detector.
All installations and ser vices must be performed by qualifie d service per sonnel. 19 design-cer tified to be resistant to the action of the LP gases should be used on all threaded joints. The burner is setup to be piped to the g as supply throug h the lef t-hand side of the furnace.
All installations and ser vices must be performed by qualifie d service per sonnel. 20 f. Reinstall and secur e the junction box cover with the orig inal mounting screw s. 3. Connection Of Room Thermostat W ires NOTE: Class 1 thermost at w ire must be used inside the furnace burner compartment.
All installations and ser vices must be performed by qualifie d service per sonnel. 21 J. PROPA NE CONVERSION Parts are incl uded with this furnace to conver t f rom natural to propane gas.
All installations and ser vices must be performed by qualifie d service per sonnel. 22 MA NIFOLD REMOVAL A ND ORIFICE CHA NGE : Make sure that pipe dope or sealant certified to be resistant to the action of liquefied petr oleum gases is used on all threaded j oints.
All installations and ser vices must be performed by qualifie d service per sonnel. 23 4. Remove the four screw s securing the mani f old in the burner box . Pull the manifold far enough out of the burner box to access the burner orifices. (See figur e 8) 5.
All installations and ser vices must be performed by qualifie d service per sonnel. 24 K. INITIA L STA RT UP: This furnace does not have a pil ot. It is equipped wi th a hot surface ig niter, w hich automatically lights the burner . Do not attempt to light the burner by hand.
All installations and ser vices must be performed by qualifie d service per sonnel. 25 it is mandator y the input to the burner be r educed 4.0% for every 1,000 feet that it is above sea lev el. If the f urnace is i nstalled at an elevation of 5,000 feet, its input must be reduced 20.
All installations and ser vices must be performed by qualifie d service per sonnel. 26 TA BLE 2 This gas furnace is eq uipped with a fixed or ifice sized for the manifold pressure show n on the rating l abel. The input can only be increased, or decreased, by adjusting the manifold pressure.
All installations and ser vices must be performed by qualifie d service per sonnel. 27 Figure 9 N. SETTING TEMPERATURE RISE The GMD1-80N i s designed and wi red at the f actory f or a heating blower speed that should result i n an approximate temperature r ise of 70 ° F.
All installations and ser vices must be performed by qualifie d service per sonnel. 28 NOTICE: All controls on the unit shoul d be checked for proper f unctioning prior to the qualified serv ice personnel leaving the job site.
All installations and ser vices must be performed by qualifie d service per sonnel. 29 V. INSTA LLER'S INSTRUCTIONS TO USER: After completing the installation, the installer shal l inform and/or demonstrate to the homeowner : 1.
All installations and ser vices must be performed by qualifie d service per sonnel. 30 VI. STA RTING THE UNIT FLAME MUST BE DETECTED W ITHIN 4 SECONDS IF FLAME IS DET ECTE D, THE DELA Y-TO-FAN-O N TIM.
All installations and ser vices must be performed by qualifie d service per sonnel. 31 AFTER DELAY-TO-FAN--ON PERIOD ENDS, CIRCULATING AIR FAN IS ENERGIZED AT HEATING SPEED.
All installations and ser vices must be performed by qualifie d service per sonnel. 32 VII. TROUBLESHOOTING THIS SECTION IS ONLY TO BE PERFORMED BY TRA INED, QUALIFIED SERVICE PERSONNEL, AND NOT BY THE FURNA CE OWNER. NOTICE: BEFORE TROUBLESHOOTING, FAMILIARIZE YOUR SELF W ITH THE START UP AND CHECKOUT PROCEDURE.
All installations and ser vices must be performed by qualifie d service per sonnel. 33 DIA GNOSTIC FEATURES : Power must be disconnected befo re servicing . The 50A65-143 control continuousl y monitors its ow n operation and the operation of the system.
All installations and ser vices must be performed by qualifie d service per sonnel. 34 TROUBLESHOOTING GUIDE THE SYSTEM IS STAR TED BY SETTING THE THERM OSTAT TO CALL FOR HEAT. THE FOLL OW ING SHOULD HELP ESTABLISH THE TYPE OF MALFUNCTION OR DE VIATI ON FROM THE NORMAL OPERA TION.
All installations and ser vices must be performed by qualifie d service per sonnel. 35 CHECK THE INTEG RATED CONTROL DIAGNOSTIC LED LAMP. RESET BY INTERRUPTING POW ER TO CONTROL FOR MORE THAN ONE SECOND. IF LED ST AYS ON CONTINUOUSLY, REPL ACE INTEGRATED CONTROL.
All installations and ser vices must be performed by qualifie d service per sonnel. 36 AFTER GAS VALVE OPENS, DO THE BURNERS IGNITE? MEASURE MANIFOLD PRESSURE. IS PRESSURE ADEQUATE? ADJUST TO 3.5" W C FOR NATURAL GAS OR 10.0" W C FOR PROPANE GAS CHECK IGNITOR VOLTAGE DURING 20 SECOND W ARM-UP, IT SHOULD BE AT LEAST 105 VOLTS.
All installations and ser vices must be performed by qualifie d service per sonnel. 37 TROUBLESHOOTING COM PLETE. CHECK ALL W IRING FOR LOOSE CONNECTIONS IS LED LIGH T ON INTEGRATED CONTROL FLASHING? .
All installations and ser vices must be performed by qualifie d service per sonnel. 38 VIII. DEA LER MA INTENA NCE A qualified heating contractor should perform the follow ing maintenance procedures at the beginning of each heat ing season. Correct any deficiencies at once.
All installations and ser vices must be performed by qualifie d service per sonnel. 39 D. INSPECTING TH E VENTING SYSTEM The venting system should be inspected during the annual maintenance check-up or during each subseq uent service call .
All installations and ser vices must be performed by qualifie d service per sonnel. 40 ON START-UP: 8. Have the heati ng system (and furnace) inspected and star ted by a qualified servi ce person. 9. Set the room thermostat abov e room temperature. 10.
All installations and ser vices must be performed by qualifie d service per sonnel. 41 IX. USER INFORMA TION SECTION A . WARNINGS A ND CA UTIONS: : If you suspect th ere is a problem with the furnace, pertaining to th e venting system or any other related problem, immediat ely contact a qualified service agency.
All installations and ser vices must be performed by qualifie d service per sonnel. 42 B. COMPONENT LOCA TIONS The following diagram shows a ty pical furnace installati on and typical position of the components referenced in these instructions . Figure 10 C.
All installations and ser vices must be performed by qualifie d service per sonnel. 43 1. VESTIBULE: The furnace vestibule areas or burner compartment should be inspected by r emoving front door of th.
All installations and ser vices must be performed by qualifie d service per sonnel. 44 A PPENDIX A . REPLA CEMENT PA RTS LIST.
All installations and ser vices must be performed by qualifie d service per sonnel. 45.
All installations and ser vices must be performed by qualifie d service per sonnel. 46 APPENDIX B – WIRI NG DIAGRAM.
An important point after buying a device Thermo Products GMD1-80N (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Thermo Products GMD1-80N yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Thermo Products GMD1-80N - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Thermo Products GMD1-80N you will learn all the available features of the product, as well as information on its operation. The information that you get Thermo Products GMD1-80N will certainly help you make a decision on the purchase.
If you already are a holder of Thermo Products GMD1-80N, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Thermo Products GMD1-80N.
However, one of the most important roles played by the user manual is to help in solving problems with Thermo Products GMD1-80N. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Thermo Products GMD1-80N along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
